Analysis

  • max time kernel
    145s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-03-2023 01:12

General

  • Target

    a7961e15c9d75751f32ce18072b3aa315cb7e729f5c0a60cc2f29114c4f08a17.exe

  • Size

    546KB

  • MD5

    1e266e9237421965bf3be0491f53d86e

  • SHA1

    a6dbba863a3a642b5467da629e54141426891389

  • SHA256

    a7961e15c9d75751f32ce18072b3aa315cb7e729f5c0a60cc2f29114c4f08a17

  • SHA512

    447ca65a9d88476a4380e0a1adc4713e386df0a9140d87b3efaef1b925befab3e8d467ed13f8a83d4ec9ef7d73e6603a1ead678b4abe67d6044cf6e5f8ff13e6

  • SSDEEP

    12288:mMrFy90Yh9G4oFA4EB8UhH0dsqpsystawLtyFjXABZ:nyl9fBThJqpsXltKjQP

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 33 IoCs
  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7961e15c9d75751f32ce18072b3aa315cb7e729f5c0a60cc2f29114c4f08a17.exe
    "C:\Users\Admin\AppData\Local\Temp\a7961e15c9d75751f32ce18072b3aa315cb7e729f5c0a60cc2f29114c4f08a17.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:460
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3783.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3783.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2444
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5208.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5208.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:264
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9935.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9935.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4176
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4176 -s 1488
          4⤵
          • Program crash
          PID:3640
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si165561.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si165561.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3236
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4176 -ip 4176
    1⤵
      PID:3892

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Disabling Security Tools

    2
    T1089

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si165561.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si165561.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3783.exe
      Filesize

      404KB

      MD5

      6171765af51ba3cacfb74b681dd472c7

      SHA1

      b873d05e8adc07e43f8faf0594d1a2a324c98226

      SHA256

      bd9cd8f7b279ba7e39f14b66932a9cf26b383a9af006f6b1364dfab0d30f8cf4

      SHA512

      13bf1d4be87f2cbe8b09e5f319ca9b5cae6425314b76a124c999a392c819426f68ef1dd402e96cc4abee614114c0a652441fed6bfa05e3de8c4570a05bbebffe

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3783.exe
      Filesize

      404KB

      MD5

      6171765af51ba3cacfb74b681dd472c7

      SHA1

      b873d05e8adc07e43f8faf0594d1a2a324c98226

      SHA256

      bd9cd8f7b279ba7e39f14b66932a9cf26b383a9af006f6b1364dfab0d30f8cf4

      SHA512

      13bf1d4be87f2cbe8b09e5f319ca9b5cae6425314b76a124c999a392c819426f68ef1dd402e96cc4abee614114c0a652441fed6bfa05e3de8c4570a05bbebffe

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5208.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5208.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9935.exe
      Filesize

      358KB

      MD5

      c6b7b2063efe46ff9059cddf22884e9b

      SHA1

      fc27304e200c9dd78a96875cef98f496eee08e47

      SHA256

      17b53a22af8292bc03cec36b63540ca472ab936430f74a7db3c5308cc8314849

      SHA512

      2cbf4e980b45af29dc278c055cdef4104a3e18594a44b66001c0cb5a31448c022d3dc14d7fee262c42c48d82848fe73bcb7e70827d99d2ef23d0045ded5fa404

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9935.exe
      Filesize

      358KB

      MD5

      c6b7b2063efe46ff9059cddf22884e9b

      SHA1

      fc27304e200c9dd78a96875cef98f496eee08e47

      SHA256

      17b53a22af8292bc03cec36b63540ca472ab936430f74a7db3c5308cc8314849

      SHA512

      2cbf4e980b45af29dc278c055cdef4104a3e18594a44b66001c0cb5a31448c022d3dc14d7fee262c42c48d82848fe73bcb7e70827d99d2ef23d0045ded5fa404

    • memory/264-147-0x0000000000C60000-0x0000000000C6A000-memory.dmp
      Filesize

      40KB

    • memory/3236-1085-0x0000000000A20000-0x0000000000A52000-memory.dmp
      Filesize

      200KB

    • memory/3236-1086-0x00000000055E0000-0x00000000055F0000-memory.dmp
      Filesize

      64KB

    • memory/4176-186-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-198-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-155-0x0000000004DD0000-0x0000000004DE0000-memory.dmp
      Filesize

      64KB

    • memory/4176-156-0x0000000004DD0000-0x0000000004DE0000-memory.dmp
      Filesize

      64KB

    • memory/4176-157-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-158-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-160-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-162-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-164-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-166-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-168-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-170-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-172-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-174-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-176-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-178-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-180-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-184-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-182-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-153-0x0000000002230000-0x000000000227B000-memory.dmp
      Filesize

      300KB

    • memory/4176-188-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-190-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-194-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-192-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-196-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-154-0x0000000004DE0000-0x0000000005384000-memory.dmp
      Filesize

      5.6MB

    • memory/4176-200-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-204-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-202-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-206-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-208-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-210-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-214-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-212-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-216-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-218-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-220-0x0000000002970000-0x00000000029AE000-memory.dmp
      Filesize

      248KB

    • memory/4176-1063-0x0000000005390000-0x00000000059A8000-memory.dmp
      Filesize

      6.1MB

    • memory/4176-1064-0x00000000059C0000-0x0000000005ACA000-memory.dmp
      Filesize

      1.0MB

    • memory/4176-1065-0x0000000005B00000-0x0000000005B12000-memory.dmp
      Filesize

      72KB

    • memory/4176-1066-0x0000000004DD0000-0x0000000004DE0000-memory.dmp
      Filesize

      64KB

    • memory/4176-1067-0x0000000005B20000-0x0000000005B5C000-memory.dmp
      Filesize

      240KB

    • memory/4176-1069-0x0000000004DD0000-0x0000000004DE0000-memory.dmp
      Filesize

      64KB

    • memory/4176-1070-0x0000000004DD0000-0x0000000004DE0000-memory.dmp
      Filesize

      64KB

    • memory/4176-1071-0x0000000004DD0000-0x0000000004DE0000-memory.dmp
      Filesize

      64KB

    • memory/4176-1072-0x0000000005E10000-0x0000000005E76000-memory.dmp
      Filesize

      408KB

    • memory/4176-1073-0x00000000064E0000-0x0000000006572000-memory.dmp
      Filesize

      584KB

    • memory/4176-1074-0x0000000004DD0000-0x0000000004DE0000-memory.dmp
      Filesize

      64KB

    • memory/4176-1075-0x00000000065D0000-0x0000000006792000-memory.dmp
      Filesize

      1.8MB

    • memory/4176-1076-0x00000000067A0000-0x0000000006CCC000-memory.dmp
      Filesize

      5.2MB

    • memory/4176-1078-0x0000000006E20000-0x0000000006E96000-memory.dmp
      Filesize

      472KB

    • memory/4176-1079-0x0000000006EA0000-0x0000000006EF0000-memory.dmp
      Filesize

      320KB